PL4277278T3 - Kodowanie obrazu w oparciu o przekształcenie - Google Patents
Kodowanie obrazu w oparciu o przekształcenieInfo
- Publication number
- PL4277278T3 PL4277278T3 PL23182212.3T PL23182212T PL4277278T3 PL 4277278 T3 PL4277278 T3 PL 4277278T3 PL 23182212 T PL23182212 T PL 23182212T PL 4277278 T3 PL4277278 T3 PL 4277278T3
- Authority
- PL
- Poland
- Prior art keywords
- transformation
- image coding
- based image
- coding
- image
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/136—Incoming video signal characteristics or properties
- H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
- H04N19/167—Position within a video image, e.g. region of interest [ROI]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/18—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a set of transform coefficients
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
- H04N19/196—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding being specially adapted for the computation of encoding parameters, e.g. by averaging previously computed encoding parameters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
- H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Discrete Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962817490P | 2019-03-12 | 2019-03-12 | |
| US201962817494P | 2019-03-12 | 2019-03-12 | |
| US201962822000P | 2019-03-21 | 2019-03-21 | |
| US201962823571P | 2019-03-25 | 2019-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL4277278T3 true PL4277278T3 (pl) | 2025-04-14 |
Family
ID=72427588
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL23182212.3T PL4277278T3 (pl) | 2019-03-12 | 2020-03-12 | Kodowanie obrazu w oparciu o przekształcenie |
| PL20770672.2T PL3910956T3 (pl) | 2019-03-12 | 2020-03-12 | Sposób i urządzenie do kodowania obrazu opartego na transformacji |
| PL24186964.3T PL4418656T3 (pl) | 2019-03-12 | 2020-03-12 | Urządzenie do kodowania obrazu w oparciu o przekształcenie |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL20770672.2T PL3910956T3 (pl) | 2019-03-12 | 2020-03-12 | Sposób i urządzenie do kodowania obrazu opartego na transformacji |
| PL24186964.3T PL4418656T3 (pl) | 2019-03-12 | 2020-03-12 | Urządzenie do kodowania obrazu w oparciu o przekształcenie |
Country Status (14)
| Country | Link |
|---|---|
| US (3) | US12041239B2 (de) |
| EP (5) | EP4790992A2 (de) |
| KR (3) | KR102456938B1 (de) |
| CN (4) | CN113597770B (de) |
| AU (3) | AU2020234409B2 (de) |
| ES (3) | ES3032767T3 (de) |
| FI (1) | FI3910956T3 (de) |
| HR (3) | HRP20250692T1 (de) |
| HU (3) | HUE070736T2 (de) |
| MX (5) | MX2021009649A (de) |
| PL (3) | PL4277278T3 (de) |
| RS (1) | RS66892B1 (de) |
| SI (1) | SI3910956T1 (de) |
| WO (1) | WO2020185005A1 (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HRP20240826T1 (hr) * | 2019-06-19 | 2024-11-22 | Lg Electronics Inc. | KODIRANJE INFORMACIJA O TRANSFORMACIJSKOM KERNEL SET-u |
| CN122270918A (zh) * | 2023-11-30 | 2026-06-23 | Lg 电子株式会社 | 图像编码/解码方法和装置以及具有存储在其中的比特流的记录介质 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012005551A2 (ko) | 2010-07-09 | 2012-01-12 | 삼성전자 주식회사 | 변환 계수의 엔트로피 부호화/복호화 방법 및 장치 |
| US8913666B2 (en) | 2010-10-01 | 2014-12-16 | Qualcomm Incorporated | Entropy coding coefficients using a joint context model |
| US9042440B2 (en) | 2010-12-03 | 2015-05-26 | Qualcomm Incorporated | Coding the position of a last significant coefficient within a video block based on a scanning order for the block in video coding |
| US8976861B2 (en) | 2010-12-03 | 2015-03-10 | Qualcomm Incorporated | Separately coding the position of a last significant coefficient of a video block in video coding |
| CA2832086C (en) | 2011-04-15 | 2018-10-23 | Blackberry Limited | Methods and devices for coding and decoding the position of the last significant coefficient |
| US9167253B2 (en) | 2011-06-28 | 2015-10-20 | Qualcomm Incorporated | Derivation of the position in scan order of the last significant transform coefficient in video coding |
| HUE044112T2 (hu) | 2011-06-28 | 2019-09-30 | Samsung Electronics Co Ltd | Eljárás video dekódolására aritmetikai dekódolás felhasználásával |
| US9392301B2 (en) * | 2011-07-01 | 2016-07-12 | Qualcomm Incorporated | Context adaptive entropy coding for non-square blocks in video coding |
| US20130003856A1 (en) | 2011-07-01 | 2013-01-03 | Samsung Electronics Co. Ltd. | Mode-dependent transforms for residual coding with low latency |
| TWI590649B (zh) * | 2011-11-08 | 2017-07-01 | 三星電子股份有限公司 | 視訊之算術解碼裝置 |
| JP6134651B2 (ja) * | 2011-12-28 | 2017-05-24 | シャープ株式会社 | 算術復号装置、算術符号化装置および算術復号方法 |
| PT2840789T (pt) | 2012-04-15 | 2018-10-24 | Samsung Electronics Co Ltd | ¿método de atualização de parâmetro para codificação e descodificação de entropia do nível de coeficiente de conversão e dispositivo de codificação de entropia e dispositivo de descodificação de entropia usando o mesmo nível de coeficiente de conversão |
| GB2519070A (en) | 2013-10-01 | 2015-04-15 | Sony Corp | Data encoding and decoding |
| US9432696B2 (en) | 2014-03-17 | 2016-08-30 | Qualcomm Incorporated | Systems and methods for low complexity forward transforms using zeroed-out coefficients |
| US11233998B2 (en) | 2015-05-29 | 2022-01-25 | Qualcomm Incorporated | Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design |
| CA3288654A1 (en) * | 2017-01-03 | 2025-11-29 | Guangdong Oppo Mobile Telecommunications Corp., Ltd. | Image processing method and apparatus therefor |
| US11134272B2 (en) | 2017-06-29 | 2021-09-28 | Qualcomm Incorporated | Memory reduction for non-separable transforms |
| US10812797B2 (en) | 2018-02-05 | 2020-10-20 | Tencent America LLC | Method, apparatus and medium for decoding or encoding using a low-complexity transform |
-
2020
- 2020-03-12 EP EP26188540.4A patent/EP4790992A2/de active Pending
- 2020-03-12 PL PL23182212.3T patent/PL4277278T3/pl unknown
- 2020-03-12 ES ES24186964T patent/ES3032767T3/es active Active
- 2020-03-12 HR HRP20250692TT patent/HRP20250692T1/hr unknown
- 2020-03-12 FI FIEP20770672.2T patent/FI3910956T3/fi active
- 2020-03-12 WO PCT/KR2020/003449 patent/WO2020185005A1/ko not_active Ceased
- 2020-03-12 KR KR1020217024619A patent/KR102456938B1/ko active Active
- 2020-03-12 ES ES20770672T patent/ES2953235T3/es active Active
- 2020-03-12 HU HUE23182212A patent/HUE070736T2/hu unknown
- 2020-03-12 HR HRP20231091TT patent/HRP20231091T1/hr unknown
- 2020-03-12 CN CN202080019440.5A patent/CN113597770B/zh active Active
- 2020-03-12 EP EP23182212.3A patent/EP4277278B1/de active Active
- 2020-03-12 EP EP24186964.3A patent/EP4418656B1/de active Active
- 2020-03-12 AU AU2020234409A patent/AU2020234409B2/en active Active
- 2020-03-12 CN CN202311295012.7A patent/CN117278753A/zh active Pending
- 2020-03-12 CN CN202311296871.8A patent/CN117294848A/zh active Pending
- 2020-03-12 PL PL20770672.2T patent/PL3910956T3/pl unknown
- 2020-03-12 RS RS20250555A patent/RS66892B1/sr unknown
- 2020-03-12 CN CN202311289743.0A patent/CN117278752A/zh active Pending
- 2020-03-12 US US17/431,908 patent/US12041239B2/en active Active
- 2020-03-12 HR HRP20250243TT patent/HRP20250243T1/hr unknown
- 2020-03-12 EP EP25170133.0A patent/EP4561066A3/de active Pending
- 2020-03-12 SI SI202030252T patent/SI3910956T1/sl unknown
- 2020-03-12 PL PL24186964.3T patent/PL4418656T3/pl unknown
- 2020-03-12 KR KR1020257034265A patent/KR20250154536A/ko active Pending
- 2020-03-12 KR KR1020227033086A patent/KR102873043B1/ko active Active
- 2020-03-12 MX MX2021009649A patent/MX2021009649A/es unknown
- 2020-03-12 HU HUE24186964A patent/HUE071617T2/hu unknown
- 2020-03-12 HU HUE20770672A patent/HUE063009T2/hu unknown
- 2020-03-12 ES ES23182212T patent/ES3014018T3/es active Active
- 2020-03-12 EP EP20770672.2A patent/EP3910956B1/de active Active
-
2021
- 2021-08-11 MX MX2025001341A patent/MX2025001341A/es unknown
- 2021-08-11 MX MX2025001345A patent/MX2025001345A/es unknown
- 2021-08-11 MX MX2025001344A patent/MX2025001344A/es unknown
- 2021-08-11 MX MX2025001346A patent/MX2025001346A/es unknown
-
2024
- 2024-02-02 AU AU2024200638A patent/AU2024200638B2/en active Active
- 2024-02-09 US US18/438,023 patent/US12574519B2/en active Active
-
2025
- 2025-11-20 AU AU2025271091A patent/AU2025271091A1/en active Pending
-
2026
- 2026-02-04 US US19/530,027 patent/US20260172570A1/en active Pending
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